Pneumatic tire tread and buttress



FIG. 1 is a front elevation view of a pneumatic tire tread and buttressshowing our new design it being understood that the pattern is repeateduniformly throughout the circumference of the tread and buttress; and,

FIG. 2 is a side elevation view thereof on a reduced scale, the oppositeside being a mirror image of that shown it being understood that thebroken lines are for illustrative purposes only and form no part of theclaimed design.

The ornamental design for a pneumatic tire tread and buttress, as shownand described.